2fff5fcd16bd63299ce96deea2e4787e2a2e89628075d76444be0df155be088e

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
17/04/2024, 08:27

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General

Target

f55f396c4813b0e902b477d0a076193c_JaffaCakes118.dll
Size

466KB
MD5

f55f396c4813b0e902b477d0a076193c
SHA1

e733f997c01d638dff7985afc6bebce6b8bbfb04
SHA256

2fff5fcd16bd63299ce96deea2e4787e2a2e89628075d76444be0df155be088e
SHA512

d2d597f0611d37d7c07f06adfede4afc2c800ddd68f6bd56162178da0e5aadc343f07808253583a9ba8f6b2988a3e270377cbd2ed1f4fa4c48659f2f3b2983cd
SSDEEP

6144:lCIMU1CQv6zrx6h41Y8Gw+Gp5PRRFhl0NpPsSrRdgdJ0c82AXeL5WrmHe7/KBTA0:lzL1erx6h4pzH5JR7+POH0c8LSBBTA

Score

6^/10

adware stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{B8109792-0D44-44DD-B59F-876CE23D6626}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{B8109792-0D44-44DD-B59F-876CE23D6626}\ = "foflibP"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{B8109792-0D44-44DD-B59F-876CE23D6626}\NoExplorer = "1"	regsvr32.exe

Modifies registry class 64 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{B0ED4726-5BC8-4E22-A7A8-3074A73CE64E}\ = "foflib"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\xvideoplugin.JetMimeFiltr	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\xvideoplugin.JetMimeFiltr\ = "foflibB Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B8109792-0D44-44DD-B59F-876CE23D6626}\ProgID\ = "foflib.AClass.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{14AAA83A-B38B-4C2E-B514-FE3FD08307EA}\TypeLib	regsvr32.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1408E208-2AC1-42D3-9F10-78A5B36E05AC}\CLSID\{1408E208-2AC1-42D3-9F10-78A5B36E05AC} = 43004c005300490044005c007b00310034003000380045003200300038002d0032004100430031002d0034003200440033002d0039004600310030002d003700380041003500420033003600450030003500410043007d00	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\xvideoplugin.JetVideoPlugin	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\xvideoplugin.JetVideoPlugin\CurVer\ = "2"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A0418EB7-A285-4BCA-93A5-6CEAC120B32A}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{14AAA83A-B38B-4C2E-B514-FE3FD08307EA}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\foflib.DLL\AppID = "{B0ED4726-5BC8-4E22-A7A8-3074A73CE64E}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\xvideoplugin.JetVideoPlugin.1\ = "foflibA Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B8109792-0D44-44DD-B59F-876CE23D6626}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5C88AD57-250D-414C-884C-A695A89463AE}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16BCDF69-7B29-408B-B919-7704EAB59114}\ = "JetMimeFiltr Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16BCDF69-7B29-408B-B919-7704EAB59114}\TypeLib\ = "{5C88AD57-250D-414C-884C-A695A89463AE}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\xvideoplugin.JetVideoPlugin\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B8109792-0D44-44DD-B59F-876CE23D6626}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5C88AD57-250D-414C-884C-A695A89463AE}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16BCDF69-7B29-408B-B919-7704EAB59114}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5C88AD57-250D-414C-884C-A695A89463AE}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{14AAA83A-B38B-4C2E-B514-FE3FD08307EA}\NumMethods	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B8109792-0D44-44DD-B59F-876CE23D6626}\TypeLib\ = "{5C88AD57-250D-414C-884C-A695A89463AE}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{14AAA83A-B38B-4C2E-B514-FE3FD08307EA}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\xvideoplugin.JetMimeFiltr\CLSID\ = "{16BCDF69-7B29-408B-B919-7704EAB59114}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5C88AD57-250D-414C-884C-A695A89463AE}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5C88AD57-250D-414C-884C-A695A89463AE}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A0418EB7-A285-4BCA-93A5-6CEAC120B32A}\ = "IJetVideoPlugin"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{B0ED4726-5BC8-4E22-A7A8-3074A73CE64E}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16BCDF69-7B29-408B-B919-7704EAB59114}\ProgID\ = "foflib.BClass.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\xvideoplugin.JetVideoPlugin\CLSID\ = "{B8109792-0D44-44DD-B59F-876CE23D6626}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A0418EB7-A285-4BCA-93A5-6CEAC120B32A}\TypeLib\ = "{5C88AD57-250D-414C-884C-A695A89463AE}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16BCDF69-7B29-408B-B919-7704EAB59114}\AppID = "{B0ED4726-5BC8-4E22-A7A8-3074A73CE64E}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A0418EB7-A285-4BCA-93A5-6CEAC120B32A}\ = "IJetVideoPlugin"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{14AAA83A-B38B-4C2E-B514-FE3FD08307EA}\TypeLib\ = "{5C88AD57-250D-414C-884C-A695A89463AE}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\xvideoplugin.JetMimeFiltr.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16BCDF69-7B29-408B-B919-7704EAB59114}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{14AAA83A-B38B-4C2E-B514-FE3FD08307EA}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16BCDF69-7B29-408B-B919-7704EAB59114}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5C88AD57-250D-414C-884C-A695A89463AE}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B8109792-0D44-44DD-B59F-876CE23D6626}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\f55f396c4813b0e902b477d0a076193c_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A0418EB7-A285-4BCA-93A5-6CEAC120B32A}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A0418EB7-A285-4BCA-93A5-6CEAC120B32A}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{14AAA83A-B38B-4C2E-B514-FE3FD08307EA}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{14AAA83A-B38B-4C2E-B514-FE3FD08307EA}\ = "IJetMimeFiltr"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{14AAA83A-B38B-4C2E-B514-FE3FD08307EA}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16BCDF69-7B29-408B-B919-7704EAB59114}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16BCDF69-7B29-408B-B919-7704EAB59114}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\f55f396c4813b0e902b477d0a076193c_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B8109792-0D44-44DD-B59F-876CE23D6626}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\xvideoplugin.JetMimeFiltr.1\CLSID\ = "{16BCDF69-7B29-408B-B919-7704EAB59114}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\xvideoplugin.JetVideoPlugin\ = "foflibA Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5C88AD57-250D-414C-884C-A695A89463AE}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\f55f396c4813b0e902b477d0a076193c_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{14AAA83A-B38B-4C2E-B514-FE3FD08307EA}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\xvideoplugin.JetMimeFiltr\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\xvideoplugin.JetMimeFiltr\CurVer\ = "3"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\xvideoplugin.JetVideoPlugin.1\CLSID\ = "{B8109792-0D44-44DD-B59F-876CE23D6626}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B8109792-0D44-44DD-B59F-876CE23D6626}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{5C88AD57-250D-414C-884C-A695A89463AE}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A0418EB7-A285-4BCA-93A5-6CEAC120B32A}\TypeLib\ = "{5C88AD57-250D-414C-884C-A695A89463AE}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A0418EB7-A285-4BCA-93A5-6CEAC120B32A}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16BCDF69-7B29-408B-B919-7704EAB59114}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B8109792-0D44-44DD-B59F-876CE23D6626}\AppID = "{B0ED4726-5BC8-4E22-A7A8-3074A73CE64E}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{14AAA83A-B38B-4C2E-B514-FE3FD08307EA}\ = "PSFactoryBuffer"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16BCDF69-7B29-408B-B919-7704EAB59114}\ProgID	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 1204	2368	regsvr32.exe	28
PID 2368 wrote to memory of 1204	2368	regsvr32.exe	28
PID 2368 wrote to memory of 1204	2368	regsvr32.exe	28
PID 2368 wrote to memory of 1204	2368	regsvr32.exe	28
PID 2368 wrote to memory of 1204	2368	regsvr32.exe	28
PID 2368 wrote to memory of 1204	2368	regsvr32.exe	28
PID 2368 wrote to memory of 1204	2368	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\f55f396c4813b0e902b477d0a076193c_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2368
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\f55f396c4813b0e902b477d0a076193c_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:1204

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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